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<?php declare (strict_types = 1); |
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namespace Limoncello\l10n\Messages; |
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/** |
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* Copyright 2015-2019 [email protected] |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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use Limoncello\l10n\Contracts\Messages\BundleEncoderInterface; |
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use Limoncello\l10n\Contracts\Messages\BundleStorageInterface; |
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use Limoncello\l10n\Contracts\Messages\ResourceBundleInterface; |
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use function array_diff; |
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use function array_intersect; |
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use function array_keys; |
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use function assert; |
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use function in_array; |
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/** |
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* @package Limoncello\l10n |
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*/ |
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class BundleEncoder implements BundleEncoderInterface |
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{ |
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/** |
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* @var array |
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*/ |
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private $bundles = []; |
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/** |
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* @inheritdoc |
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*/ |
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public function addBundle(ResourceBundleInterface $bundle): BundleEncoderInterface |
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{ |
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$this->bundles[$bundle->getLocale()][$bundle->getNamespace()] = $bundle; |
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return $this; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getStorageData(string $defaultLocale): array |
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{ |
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$defaultNamespaces = $this->getNamespaces($defaultLocale); |
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$data = []; |
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foreach ($this->getLocales() as $locale) { |
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$localizedNamespaces = $this->getNamespaces($locale); |
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$combinedNamespaces = $defaultNamespaces + $localizedNamespaces; |
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foreach ($combinedNamespaces as $namespace) { |
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$bundle = $this->getBundle($locale, $namespace); |
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$bundle = $bundle !== null ? $bundle : $this->getBundle($defaultLocale, $namespace); |
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$data[$locale][$namespace] = $defaultLocale === $locale ? $this->encodeBundle($bundle) : |
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$this->encodeMergedBundles($bundle, $this->getBundle($defaultLocale, $namespace)); |
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} |
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} |
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return [ |
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BundleStorage::INDEX_DEFAULT_LOCALE => $defaultLocale, |
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BundleStorage::INDEX_DATA => $data |
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]; |
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} |
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/** |
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* @return array |
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*/ |
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protected function getBundles(): array |
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{ |
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return $this->bundles; |
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} |
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/** |
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* @param ResourceBundleInterface $bundle |
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* |
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* @return array |
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*/ |
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private function encodeBundle(ResourceBundleInterface $bundle): array |
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{ |
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$encodedBundle = []; |
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foreach ($bundle->getKeys() as $key) { |
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$encodedBundle[$key] = $this->getBundleValue($bundle, (string)$key); |
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} |
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return $encodedBundle; |
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} |
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/** |
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* @param string $locale |
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* @param string $namespace |
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* |
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* @return null|ResourceBundleInterface |
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*/ |
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private function getBundle(string $locale, string $namespace) |
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{ |
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assert(empty($locale) === false && empty($namespace) === false); |
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$bundles = $this->getBundles(); |
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$hasBundle = isset($bundles[$locale][$namespace]) === true; |
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$result = $hasBundle === true ? $bundles[$locale][$namespace] : null; |
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return $result; |
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} |
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/** |
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* @param ResourceBundleInterface $localizedBundle |
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* @param ResourceBundleInterface|null $defaultBundle |
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* |
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* @return array |
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*/ |
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private function encodeMergedBundles( |
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ResourceBundleInterface $localizedBundle, |
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ResourceBundleInterface $defaultBundle = null |
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): array { |
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if ($defaultBundle === null) { |
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// there is no default bundle for this localized one |
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return $this->encodeBundle($localizedBundle); |
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} |
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$localizedKeys = $localizedBundle->getKeys(); |
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$defaultKeys = $defaultBundle->getKeys(); |
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$commonKeys = array_intersect($localizedKeys, $defaultKeys); |
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$localizedOnlyKeys = array_diff($localizedKeys, $commonKeys); |
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$defaultOnlyKeys = array_diff($defaultKeys, $commonKeys); |
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$encodedBundle = []; |
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foreach ($commonKeys as $key) { |
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$encodedBundle[$key] = $this->getBundleValue($localizedBundle, (string)$key); |
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} |
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foreach ($localizedOnlyKeys as $key) { |
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$encodedBundle[$key] = $this->getBundleValue($localizedBundle, (string)$key); |
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} |
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foreach ($defaultOnlyKeys as $key) { |
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$encodedBundle[$key] = $this->getBundleValue($defaultBundle, (string)$key); |
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} |
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return $encodedBundle; |
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} |
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/** |
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* @return array |
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*/ |
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private function getLocales(): array |
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{ |
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return array_keys($this->getBundles()); |
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} |
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/** |
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* @param string $locale |
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* |
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* @return bool |
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*/ |
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private function hasLocale(string $locale): bool |
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{ |
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assert(empty($locale) === false); |
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$result = in_array($locale, $this->getLocales()); |
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return $result; |
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} |
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/** |
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* @param string $locale |
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* |
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* @return string[] |
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*/ |
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private function getNamespaces(string $locale): array |
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{ |
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$result = $this->hasLocale($locale) === true ? array_keys($this->getBundles()[$locale]) : []; |
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return $result; |
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} |
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/** |
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* @param ResourceBundleInterface $bundle |
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* @param string $key |
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* |
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* @return string[] |
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*/ |
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private function getBundleValue(ResourceBundleInterface $bundle, string $key): array |
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{ |
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return [ |
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BundleStorageInterface::INDEX_PAIR_VALUE => $bundle->getValue($key), |
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BundleStorageInterface::INDEX_PAIR_LOCALE => $bundle->getLocale(), |
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]; |
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} |
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} |
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limoncello-php-dist /
l10n
